Factorio Map Gen Settings Builder

Configure every parameter in map-gen-settings.json — resources, water, cliffs, and starting area. Pick a preset or tune each setting, then download the file ready to pass to your dedicated server.

Presets

World Size & Seed

Width (0 = infinite)

Height (0 = infinite)

Seed (0 = random)

General Settings

Starting Area

Water

Peaceful Mode

Cliff Settings

Cliffs Enabled

Cliff Elevation 0

Default: 10

Cliff Elevation Interval

Default: 40

Autoplace Controls (resource richness, size, frequency)

Resource	Richness	Size	Frequency
Iron Ore
Copper Ore
Coal
Stone
Uranium Ore
Crude Oil
Enemy Bases
Trees
Water (autoplace)

map-gen-settings.json

{
  "terrain_segmentation": "normal",
  "water": "normal",
  "width": 0,
  "height": 0,
  "starting_area": "normal",
  "peaceful_mode": false,
  "seed": 0,
  "cliff_settings": {
    "name": "cliff",
    "cliff_elevation_0": 10,
    "cliff_elevation_interval": 40,
    "richness": 1
  },
  "autoplace_controls": {
    "iron-ore": { "richness": "normal", "size": "normal", "frequency": "normal" },
      "copper-ore": { "richness": "normal", "size": "normal", "frequency": "normal" },
      "coal": { "richness": "normal", "size": "normal", "frequency": "normal" },
      "stone": { "richness": "normal", "size": "normal", "frequency": "normal" },
      "uranium-ore": { "richness": "normal", "size": "normal", "frequency": "normal" },
      "crude-oil": { "richness": "normal", "size": "normal", "frequency": "normal" },
      "enemy-base": { "richness": "normal", "size": "normal", "frequency": "normal" },
      "trees": { "richness": "normal", "size": "normal", "frequency": "normal" },
      "water": { "richness": "normal", "size": "normal", "frequency": "normal" }
  }
}

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